新生儿皮下坏疽的致病菌是()。
A.金黄色葡萄球菌
B.乙型溶血性链球菌
C.β溶血性链球菌
D.变形杆菌
E.铜绿假单胞菌
参考答案:B
______ to sunlight for too much time will do harm to one's skin.[ ]
A. Exposed
B. having exposed
C. Being exposed
D. after being exposed
患者,女,14岁,学生,经期腹痛,两年余,患者性格内向,每次行经前2~3天小腹疼痛拒按,胸胁及 * * 胀痛,经量少,经行不畅,色紫黯有块,块下痛减,经净后疼痛消失,舌紫暗,脉弦
此病诊断()
A.经量过少
B.痛经
C.闭经
D.妇人腹痛
E.胎动不安